Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zaclab.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 03:02:36 UTC · ↺ Refresh
MX Hostnames
- zaclab.com
MX Priorities
- zaclab.com: 0
A / AAAA Records
- 108.171.214.90 ↩ mason.stabledns.com
Mail Server IPs
- 108.171.214.90 ↩ mason.stabledns.com
SOA Record
Raw SOA
ns1.nfserver.net root.mason.nfserver.com 2026031200 3600 1800 1209600 86400
Primary NS (mname)
ns1.nfserver.net
Admin Email (rname)
root@mason.nfserver.com
Serial
2026031200
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.nfserver.net
ns1.nfserver.net
ns3.nfserver.net
ns4.nfserver.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:108.171.214.90 include:spf.stabledns.com include:spf.nfserver.com ip4:66.135.3.51 ip4:72.9.154.190 ip4:72.9.154.188 ip4:170.187.155.144 ip4:18.223.200.157 ip4:3.132.120.160 +a +mx ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:108.171.214.90 include:spf.stabledns.com include:spf.nfserver.com ip4:66.135.3.51 ip4:72.9.154.190 ip4:72.9.154.188 ip4:170.187.155.144 ip4:18.223.200.157 ip4:3.132.120.160 +a +mx ~all
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